11X2111211111110
11X211121X12X110
X22211X211111110
X22211X21X12X110
X2X211121X111111
X2X211121112X111
112211X21X111111
112211X21112X111
X122111211121120
X12211121X11X120
12X211X211121120
12X211X21X11X120
X1X211X21111X121
X1X211X21X121121
122211121111X121
122211121X121121
